Theory of Operation
WARNING: This page is about a different car, the 2011 RAM Pickup and 2011 RAM Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
When powered, the Occupant Restraint Controller (ORC) sends a test current to the Squibs. During this test, the squibs discovered are checked for agreement with the pre-programmed vehicle configuration of squib circuits assigned to the ORC.